CN205013232U - Compressor cylinder head pad structure - Google Patents
Compressor cylinder head pad structure Download PDFInfo
- Publication number
- CN205013232U CN205013232U CN201520609757.0U CN201520609757U CN205013232U CN 205013232 U CN205013232 U CN 205013232U CN 201520609757 U CN201520609757 U CN 201520609757U CN 205013232 U CN205013232 U CN 205013232U
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- beading
- shim body
- sealing
- compressor cylinder
- cylinder cover
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Abstract
The utility model discloses a compressor cylinder head pad structure, it is unsatisfactory to aim at solving the sealed effect of current cylinder head pads, exists to leak gas and the risk of weeping not enough. The utility model discloses an including the gasket body, gasket body upper surface and lower surface have all plated the one deck seal membrane, are equipped with the round on the gasket body upper surface and upwards are the bellied sealed pressure muscle of arc. Compressor cylinder head pad is sealed for the line contact, and is sealed effectual, the difficult risk that gas leakage and weeping appear, and cylinder head pad integrated into one piece moreover, structural strength is good.
Description
Technical field
The utility model relates to a kind of gasket seal, and more particularly, it relates to a kind of compressor cylinder Cover Gasket structure.
Background technique
Often need between compressor cylinder body and cylinder head to connect cylinder Cover Gasket, to increase sealing effect, meet the seal request between cylinder block and cylinder head, prevent pressurized gas, lubricant oil and cooling liquid from scurrying out from the gap between them.Traditional cylinder Cover Gasket does not have potted line, the planeness of cylinder head sealing surface and cylinder head bolt moment of torsion is relied on to reach the requirement of sealing completely, therefore this kind of cylinder Cover Gasket is very high to the planarity requirements of sealing surface, manufacture processing difficulties, and be difficult to ensure that cylinder Cover Gasket sealing surface reaches higher planeness, sealing effect is undesirable, easily leaks air and the risk of leakage.
Chinese patent notification number CN201908741U, discloses a kind of metal composite gasket of cylinder head of internal combustion engine, combines clout body by upper synusia, middle synusia and the spot welding of lower synusia three-layer metal sheet.Upper synusia and lower synusia are corrosion resistant plate, middle synusia is carbon constructional steel plate, clout body arranges combustion chamber hole, water hole, oilhole, tapped hole, and middle synusia combustion chamber hole periphery presses a convex tendon, and upper synusia is synusia convex tendon place in combustion chamber hole periphery has flange to encase downwards.Seal ring is equipped with in oilhole and water hole, seal ring is the rubber seal having metal frame along height in the radial direction in neutral position, metal frame is clipped in the middle of synusia and lower synusia, the aperture of upper synusia, lower synusia is identical with the external diameter of rubber seal, and the aperture of middle synusia is identical with the external diameter of metal frame.The cylinder head gasket of this structure improves resistance to high temperature and tensile strength, rushes the problem of cylinder when solving internal combustion engine, but cylinder-top gasket be sealed into plane sealing, sealing effect is undesirable, easily leaks air and the risk of leakage.
Model utility content
It is undesirable that the utility model overcomes existing cylinder-top gasket sealing effect, there is the deficiency of the risk of gas leakage and leakage, provide a kind of compressor cylinder Cover Gasket structure, cylinder-top gasket is line contact sealing, good sealing effect, not easily leak air and the risk of leakage, and cylinder-top gasket is one-body molded, structural strength is good.
In order to solve the problems of the technologies described above, the utility model is by the following technical solutions: a kind of compressor cylinder Cover Gasket structure, comprise shim body, shim body upper surface and lower surface are all coated with one deck sealing film, and shim body upper surface is provided with the sealing beading of a circle upwards curved projection.
Shim body two all plated one deck sealing film on the surface up and down, considerably increase the sealing effect of cylinder Cover Gasket.Shim body is provided with a circle sealing beading, cylinder Cover Gasket is arranged between cylinder block and cylinder head and forms line contact sealing, good sealing effect, and the planarity requirements of countercylinder Cover Gasket reduces greatly, reduces manufacture difficulty.This compressor cylinder Cover Gasket is line contact sealing, good sealing effect, and not easily leak air and the risk of leakage, and cylinder-top gasket is one-body molded, structural strength is good.
As preferably, the rectangular structure of shim body, four angle positions of shim body are equipped with through hole, in shim body, four through hole edges are equipped with annular connection beading, be communicated with beading and seal beading and link together, be communicated with the curved convex structure of beading, be communicated with beading extreme higher position and seal beading extreme higher position at grade.Shim body is provided with a jack near neutral position, and jack is arranged on the outside of sealing beading, and sealing beading to take the shape of the letter U structure near jack position.The through hole edge of shim body arrange link together with sealing beading be communicated with beading, add shim body lead to the hole site be connected with miscellaneous part after sealability.
As preferably, shim body upper surface sealing and is provided with a circle outside beading is the semicircular seal ring mounting groove of indent.Seal ring mounting groove facilitates the installation of seal ring, before shim body is installed to cylinder block and cylinder head, first in seal ring mounting groove, load seal ring, seal ring is as auxiliary seal, make cylinder Cover Gasket reach the sealing effect of dual fail-safe, ensure that the sealability of cylinder Cover Gasket.
As preferably, seal beading and upwards arch upward shim body, shim body lower surface seals the inside curved concave inward structure in beading position.The sealing beading of this structure is easy to process, and structural strength is good, good sealing effect.
Compared with prior art, the beneficial effects of the utility model are: compressor cylinder Cover Gasket is line contact sealing, good sealing effect, and not easily leak air and the risk of leakage, and cylinder-top gasket is one-body molded, structural strength is good.
Accompanying drawing explanation
Fig. 1 is plan view of the present utility model;
Fig. 2 is the B-B partial sectional view of Fig. 1 of the present utility model;
In figure: 1, shim body, 2, sealing film, 3, sealing beading, 4, through hole, 5, jack, 6, be communicated with beading, 7, seal ring mounting groove.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described specifically:
Embodiment: a kind of compressor cylinder Cover Gasket structure (see accompanying drawing 1, accompanying drawing 2), comprise shim body 1, shim body upper surface and lower surface are all coated with one deck sealing film 2, and shim body upper surface is provided with the sealing beading 3 of a circle upwards curved projection.The rectangular structure of shim body, four angle positions of shim body are equipped with through hole 4, and shim body is provided with a jack 5 near neutral position, and jack is arranged on the outside of sealing beading, and sealing beading to take the shape of the letter U structure near jack position.In shim body, four through hole edges are equipped with annular connection beading 6, are communicated with beading and seal beading to link together, and are communicated with the curved convex structure of beading, and connection beading extreme higher position and sealing beading extreme higher position are at grade.Shim body upper surface sealing and is provided with a circle outside beading is the semicircular seal ring mounting groove 7 of indent.Sealing beading upwards arches upward shim body, shim body lower surface seals the inside curved concave inward structure in beading position.
Shim body two all plated one deck sealing film on the surface up and down, considerably increase the sealing effect of cylinder Cover Gasket.Shim body is provided with a circle sealing beading, cylinder Cover Gasket is arranged between cylinder block and cylinder head and forms line contact sealing, good sealing effect, and the planarity requirements of countercylinder Cover Gasket reduces greatly, reduces manufacture difficulty.This compressor cylinder Cover Gasket is line contact sealing, good sealing effect, and not easily leak air and the risk of leakage, and cylinder-top gasket is one-body molded, structural strength is good.Seal ring mounting groove facilitates the installation of seal ring, before shim body is installed to cylinder block and cylinder head, first in seal ring mounting groove, load seal ring, seal ring is as auxiliary seal, make cylinder Cover Gasket reach the sealing effect of dual fail-safe, ensure that the sealability of cylinder Cover Gasket.Upper tabs and the lower tabs at shim body edge have certain elasticity; it is more closely reliable after shim body is installed; seal beading simultaneously and serve certain protective action, prevent from sealing beading stressed excessive and occur the lower phenomenon of damaging by pressure, ensure that the sealability of sealing beading.
Above-described embodiment is one of the present utility model preferably scheme, not does any pro forma restriction to the utility model, also has other variant and remodeling under the prerequisite not exceeding the technological scheme described in claim.
Claims (5)
1. a compressor cylinder Cover Gasket structure, comprises shim body, it is characterized in that, shim body upper surface and lower surface are all coated with one deck sealing film, and shim body upper surface is provided with the sealing beading of a circle upwards curved projection.
2. compressor cylinder Cover Gasket structure according to claim 1, it is characterized in that, the rectangular structure of shim body, four angle positions of shim body are equipped with through hole, in shim body, four through hole edges are equipped with annular connection beading, be communicated with beading and seal beading and link together, be communicated with the curved convex structure of beading, connection beading extreme higher position and sealing beading extreme higher position are at grade.
3. compressor cylinder Cover Gasket structure according to claim 1, is characterized in that, shim body is provided with a jack near neutral position, and jack is arranged on the outside of sealing beading, and sealing beading to take the shape of the letter U structure near jack position.
4. the compressor cylinder Cover Gasket structure according to claim 1 or 2 or 3, is characterized in that, shim body upper surface sealing and is provided with a circle outside beading is the semicircular seal ring mounting groove of indent.
5. the compressor cylinder Cover Gasket structure according to claim 1 or 2 or 3, is characterized in that, sealing beading upwards arches upward shim body, shim body lower surface seals the inside curved concave inward structure in beading position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609757.0U CN205013232U (en) | 2015-08-13 | 2015-08-13 | Compressor cylinder head pad structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520609757.0U CN205013232U (en) | 2015-08-13 | 2015-08-13 | Compressor cylinder head pad structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205013232U true CN205013232U (en) | 2016-02-03 |
Family
ID=55211841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520609757.0U Active CN205013232U (en) | 2015-08-13 | 2015-08-13 | Compressor cylinder head pad structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205013232U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134550A (en) * | 2015-08-13 | 2015-12-09 | 杭州钱江压缩机有限公司 | Compressor cylinder cover pad and machining method |
-
2015
- 2015-08-13 CN CN201520609757.0U patent/CN205013232U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105134550A (en) * | 2015-08-13 | 2015-12-09 | 杭州钱江压缩机有限公司 | Compressor cylinder cover pad and machining method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Hangzhou City, Zhejiang province 311000 industrial city of Yuhang Xianlin holy Road No. 1 Patentee after: Hangzhou Qianjiang Compressor Group Co. Ltd. Address before: Hangzhou City, Zhejiang province 311000 Yuhang District of Yuhang City Industrial Road No. 1 Xianlin Shrine Patentee before: Hangzhou Qianjiang Compressor Co., Ltd. |
|
| CP03 | Change of name, title or address |
Address after: No. 1, Yuhang street, Yuhang street, Yuhang District, Hangzhou, Zhejiang Patentee after: Hangzhou Qianjiang Refrigeration Compressor Group Co., Ltd. Address before: Hangzhou City, Zhejiang province 311000 industrial city of Yuhang Xianlin holy Road No. 1 Patentee before: Hangzhou Qianjiang Compressor Group Co. Ltd. |
|
| CP03 | Change of name, title or address |